The iron ores of Lake Superior
Subtitle: containing some facts of interest relating to mining and shipping of the ore and location of principal mines
By: by Crowell & Murray ; with original maps of the ranges.
Edition: 4th ed.
Publisher: Penton Pub. Co.
Published: 1914
Place of publication: Cleveland, Ohio
Language: eng
Number of pages: 270
Subjects: Iron mines and mining -- Superior, Lake; Iron ores -- Superior, Lake
Notes: A.L. Parsons.